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Old 06-06-2016, 05:32 AM   #1
City: Bayshore
Country: USA
Join Date: Aug 2014
Posts: 14
1979 marine trader 40'

Anyone know what size prop come standard on this size boat? Thanks

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Old 06-06-2016, 08:16 AM   #2
City: Full Time Cruising East Coast
Country: USA
Vessel Name: Meridian
Vessel Model: Krogen-42
Join Date: Aug 2011
Posts: 809
I doubt if there was any standard on these TT's.

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Old 06-20-2016, 03:55 AM   #3
City: Nouméa
Country: new calédonia
Join Date: Jun 2016
Posts: 24
Hi ,normaly , the marine trader of this year have single ou twin ford lehman 120cv
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Old 06-20-2016, 08:56 AM   #4
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City: Saltspring Island
Country: BC, canada
Vessel Name: Retreat
Vessel Model: C&L 44
Join Date: Nov 2007
Posts: 2,446
If you know the hp of the engine, the rpm at cruise and at WOT, there is a calculator there to help you with the recommended prop size and pitch.
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Old 06-23-2016, 04:47 PM   #5
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City: Warwick, RI
Country: USA
Vessel Name: Susan Helena
Vessel Model: Albin40
Join Date: Oct 2014
Posts: 217
My 40 Albin with Lehman 135 and 2:1 ratio transmission has a 22" X 19" four blade. 7 knots @ 1700 rpm.
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